YARA · SEKOIA.IO Community
SEKOIA_Apt_Gamaredon_Lnks_Farl139_Hostname
Detects some hostname used in Gamaredon LNKs
- Author
- Sekoia.io
- Date
- 2023-01-20
- Modified
- 2024-12-19
- Score / Quality
- 75 / 80
What this rule detects
Detects some hostname used in Gamaredon LNKs
It defines 1 patterns (1 text, 0 hex, 0 regex).
Summary generated from the rule's metadata and condition.
Rule source
apt-gamaredon-lnks-farl139-hostname.yarDetection Rule License 1.1
rule SEKOIA_Apt_Gamaredon_Lnks_Farl139_Hostname : FILE
{
meta:
= "Detects some hostname used in Gamaredon LNKs"
= "Sekoia.io"
= "f8bb2e6b-e544-46b0-b61b-048fe84e1100"
= "2023-01-20"
= "2024-12-19"
= "https://github.com/SEKOIA-IO/Community"
= "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/yara_rules/apt_gamaredon_lnks_farl139_hostname.yar#L1-L17"
= "https://github.com/SEKOIA-IO/Community/blob/a438a5901a211c2abdf75da9c93921ef187473d1/LICENSE.md"
= "8be31a4fed363f0e2791efb96a229f6cdec5bfaeaf3e9cd880f8d25c9ae0435e"
= 75
= 80
= "FILE"
= "1.0"
= "TLP:CLEAR"
strings:
$ = "desktop-farl139"
condition:
uint32be( 0 ) == 0x4c000000 and all of them and filesize < 10KB
}
Strings (1 patterns)
| Identifier | Type | Value | Modifiers |
|---|---|---|---|
| $ | text | "desktop-farl139" |
Condition
uint32be( 0 ) == 0x4c000000 and all of them and filesize < 10KBIn plain words (Heuristic)
- The file must start with the Windows shortcut (LNK) header.
- The file must be smaller than 10KB (a cheap guard that skips large files).
- All patterns in the rule must match.
Test this rule in your browser
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Drop a file here or click to chooseScanned locally with YARA-X. Files up to 200 MB.
References
Licence & attribution
Author: Sekoia.io
Source repository: SEKOIA.IO Community @ a438a5901a
Licence: Detection Rule License 1.1 (repository licence)
Mirrored via YARA Forge 20260927, which prefixes rule names with the source and adds normalised meta fields.
Rule id: f8bb2e6b-e544-46b0-b61b-048fe84e1100
Metadata
| version | 1.0 |
|---|---|
| classification | TLP:CLEAR |
Tags:FILE
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